.OPF File Overview

File Extension:	OPF
File Type Description:	FlipViewer FlipBook File
File Type Developer:	E-Book Systems
Primary Associated Software:	FlipViewer
Primary Software Developer:	E-Book Systems

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Home File Types Data Files OPF

What is File Extension OPF?

Geometer Plus LLC developed the FlipViewer FlipBook File file type when the Geometer Plus FBReader was initially released. Internal website statistics show that OPF files are most popular with users in United States and those running the Windows 10 operating system. A high percentage of these users browse the web using Google Chrome.

Associated Developers and Software

	Adobe Digital Editions by Adobe Systems Incorporated
	FlipViewer by E-Book Systems
	Adobe InDesign by Adobe Systems Incorporated
	FlipAlbum by E-Book Systems
	Geometer Plus FBReader by Geometer Plus LLC

Top OPF User Languages

Top OPF File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	Android
	Linux
	Blackberry

Other File Types Related to OPF Files

Extension	File Type Developer	File Category	File Type Description
.OPX	Insperity Business Services	Data Files	OrgPlus Organizational Chart
.DTH	Microsoft Corporation	Data Files	Microsoft Windows Application Log File
.IIL	Symantec Corporation	Data Files	Norton CleanSweep Installation Log File
.HSA	Microsoft Corporation	Data Files	Hagaki Studio Address Book File
.PSV	Sony	Game Files	PlayStation 2 Save File
.PBK	Microsoft Corporation	Data Files	Dial-Up Phone Book File
.MBL	Vernier Software & Technology	Data Files	Logger Pro Data File
.FF2	AceBIT	Data Files	Hello Engines!
.RLV	Tacx	Data Files	Tacx Fortius File
.SKT	Intermorphic	Data Files	SSEYO Koan Data